[Remote] Senior Software Engineer (AI Products)

Note: The job is a remote job and is open to candidates in USA. Brillian is a technology company backed by Fortune 300 firms, focused on empowering small to medium-sized business owners with strategic business intelligence. They are seeking a Senior Software Engineer to build AI products for their financial platform, contributing to the design and implementation of AI systems that enhance business insights for their customers.ResponsibilitiesBuild AI-native product features that combine strong software engineering with applied data science and machine learning techniquesCreate and refine automated AI agent systems written primarily in PythonDesign agentic workflows that can reason over business and financial data, use tools safely, retrieve relevant context, and produce useful outputs within clear guardrailsDevelop backend services, APIs, data pipelines, and integrations that connect our AI products to internal and external data sourcesBuild evaluation, observability, and feedback loops for LLM-powered systems, with attention to accuracy, reliability, latency, cost, and user experiencePartner with product, design, and business stakeholders to translate ambiguous customer needs into practical technical systemsSupport existing products and features, while helping design and build new onesCollaborate regularly with other stakeholders and partners to solicit requirements, seek feedback, and provide updatesSkillsStrong professional experience building production software systemsStrong Python experience, including writing robust, testable, maintainable production codeApplied data science and machine learning experience, including comfort working with structured data, model outputs, evaluation methods, and probabilistic systemsExperience building AI agents, agentic workflows, LLM-powered automation, or similar systems that interact with tools, APIs, documents, or databasesStrong relational database fundamentals, including SQL and practical data modelingDemonstrable proficiency and a track record of professional success coding in at least two programming languagesExcellent written and verbal communication skillsEnjoy working in a collaborative environment where engineers are expected not only to build great technology, but also to define project vision, specify technical strategy, and always be learningExperience presenting to audiences and communicating effectively and empathetically with clients and other stakeholdersBuilding AI products that reached real users, especially in accuracy-sensitive or data-rich domainsDesigning LLM evaluation workflows, test sets, prompt iteration processes, model selection approaches, and production monitoring for AI systemsWorking with retrieval-augmented generation, embeddings, vector search, structured extraction, classification, ranking, or other applied ML techniquesQuickly learning new languages, frameworks, and technologies, including best practicesWith relational databases and query optimizationDeploying on and configuring Google CloudWriting production-ready code in Elixir, TypeScript, JavaScript, Go, or RubyWorking across the full product surface, including frontend technologies like TypeScript, React, GraphQL, and RelayBenefitsEquity grantsHealth insuranceDental insuranceVision coverageHome office setupUnlimited paid leave401k starting this yearCompany OverviewBrillian is a fintech platform providing SMBs with real-time insights, business valuation, and growth tools via advisors. It was founded in 2025, and is headquartered in New York, New York, USA, with a workforce of 2-10 employees. Its website is https://brillian.co/.